Under review
GHK-Cu is listed in the CompoundedGuide registry with no verified FDA-approved product. FDA lists GHK-Cu among bulk drug substances for use in compounding that may present significant safety risks. GHK-Cu is not on FDA's 503B Bulks List for outsourcing facilities (list checked 2026-07-25). 3 registered ClinicalTrials.gov studies cite GHK-Cu (1 completed, 1 not yet recruiting, 1 recruiting); registration is not evidence of approval, efficacy, or safety. Identity and regulatory status are pending source collection and editorial review. This is not medical advice.